Initial revision

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@2 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 297 insertions, 0 deletions

diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
new file mode 100644
index 0000000..50836f9
--- /dev/null
+++ b/plugins/check_mysql.c
@@ -0,0 +1,297 @@
+/******************************************************************************
+*
+* CHECK_MYSQL.C
+*
+* Program: Mysql plugin for Nagios
+* License: GPL
+* Copyright (c) 1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at)
+*  portions (c) 2000 Karl DeBisschop (kdebisschop@users.sourceforge.net)
+* 
+* $Id$
+*
+* Description:
+*
+* This plugin is for testing a mysql server.
+******************************************************************************/
+
+#define PROGNAME "check_mysql"
+
+#include "common.h"
+#include "utils.h"
+
+#include <mysql/mysql.h>
+#include <mysql/errmsg.h>
+
+char *db_user = NULL;
+char *db_host = NULL;
+char *db_pass = NULL;
+char *db = NULL;
+unsigned int db_port = MYSQL_PORT;
+
+int process_arguments (int, char **);
+int call_getopt (int, char **);
+int validate_arguments (void);
+int check_disk (int usp, int free_disk);
+void print_help (void);
+void print_usage (void);
+
+int
+main (int argc, char **argv)
+{
+
+        MYSQL mysql;
+        char result[1024];
+
+        if (process_arguments (argc, argv) != OK)
+                usage ("Invalid command arguments supplied\n");
+
+        /* initialize mysql  */
+        mysql_init (&mysql);
+
+        /* establish a connection to the server and error checking */
+        if (!mysql_real_connect
+                        (&mysql, db_host, db_user, db_pass, db, db_port, NULL, 0)) {
+
+                if (mysql_errno (&mysql) == CR_UNKNOWN_HOST) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_WARNING;
+
+                }
+                else if (mysql_errno (&mysql) == CR_VERSION_ERROR) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_WARNING;
+
+                }
+                else if (mysql_errno (&mysql) == CR_OUT_OF_MEMORY) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_WARNING;
+
+                }
+                else if (mysql_errno (&mysql) == CR_IPSOCK_ERROR) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_WARNING;
+
+                }
+                else if (mysql_errno (&mysql) == CR_SOCKET_CREATE_ERROR) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_WARNING;
+
+                }
+                else {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_CRITICAL;
+                }
+
+        }
+
+        /* get the server stats */
+        sprintf (result, mysql_stat (&mysql));
+
+        /* error checking once more */
+        if (mysql_error (&mysql)) {
+
+                if (mysql_errno (&mysql) == CR_SERVER_GONE_ERROR) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_CRITICAL;
+
+                }
+                else if (mysql_errno (&mysql) == CR_SERVER_LOST) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_CRITICAL;
+
+                }
+                else if (mysql_errno (&mysql) == CR_UNKNOWN_ERROR) {
+                        printf ("%s\n", mysql_error (&mysql));
+                        return STATE_UNKNOWN;
+                }
+
+        }
+
+        /* close the connection */
+        mysql_close (&mysql);
+
+        /* print out the result of stats */
+        printf ("%s\n", result);
+
+        return STATE_OK;
+}
+
+
+
+
+
+/* process command-line arguments */
+int
+process_arguments (int argc, char **argv)
+{
+        int c;
+
+        if (argc < 1)
+                return ERROR;
+
+        c = 0;
+        while ((c += (call_getopt (argc - c, &argv[c]))) < argc) {
+
+                if (is_option (argv[c]))
+                        continue;
+
+                if (db_host == NULL)
+                        if (is_host (argv[c])) {
+                                db_host = argv[c];
+                        }
+                        else {
+                                usage ("Invalid host name");
+                        }
+                else if (db_user == NULL)
+                        db_user = argv[c];
+                else if (db_pass == NULL)
+                        db_pass = argv[c];
+                else if (db == NULL)
+                        db = argv[c];
+                else if (is_intnonneg (argv[c]))
+                        db_port = atoi (argv[c]);
+        }
+
+        if (db_host == NULL)
+                db_host = strscpy (db_host, "127.0.0.1");
+
+        return validate_arguments ();
+}
+
+
+
+
+
+
+int
+call_getopt (int argc, char **argv)
+{
+        int c, i = 0;
+
+#ifdef HAVE_GETOPT_H
+        int option_index = 0;
+        static struct option long_options[] = {
+                {"hostname", required_argument, 0, 'H'},
+                {"database", required_argument, 0, 'd'},
+                {"username", required_argument, 0, 'u'},
+                {"password", required_argument, 0, 'p'},
+                {"port", required_argument, 0, 'P'},
+                {"verbose", no_argument, 0, 'v'},
+                {"version", no_argument, 0, 'V'},
+                {"help", no_argument, 0, 'h'},
+                {0, 0, 0, 0}
+        };
+#endif
+
+        while (1) {
+#ifdef HAVE_GETOPT_H
+                c =
+                        getopt_long (argc, argv, "+hVP:p:u:d:H:", long_options, &option_index);
+#else
+                c = getopt (argc, argv, "+?hVP:p:u:d:H:");
+#endif
+
+                i++;
+
+                if (c == -1 || c == EOF || c == 1)
+                        break;
+
+                switch (c) {
+                case 'P':
+                case 'p':
+                case 'u':
+                case 'd':
+                case 'H':
+                        i++;
+                }
+
+                switch (c) {
+                case 'H':                                                                       /* hostname */
+                        if (is_host (optarg)) {
+                                db_host = optarg;
+                        }
+                        else {
+                                usage ("Invalid host name\n");
+                        }
+                        break;
+                case 'd':                                                                       /* hostname */
+                        db = optarg;
+                        break;
+                case 'u':                                                                       /* username */
+                        db_user = optarg;
+                        break;
+                case 'p':                                                                       /* authentication information: password */
+                        db_pass = optarg;
+                        break;
+                case 'P':                                                                       /* critical time threshold */
+                        db_port = atoi (optarg);
+                        break;
+                case 'V':                                                                       /* version */
+                        print_revision (my_basename (argv[0]), "$Revision$");
+                        exit (STATE_OK);
+                case 'h':                                                                       /* help */
+                        print_help ();
+                        exit (STATE_OK);
+                case '?':                                                                       /* help */
+                        usage ("Invalid argument\n");
+                }
+        }
+        return i;
+}
+
+
+
+
+
+int
+validate_arguments (void)
+{
+        return OK;
+}
+
+
+
+
+
+void
+print_help (void)
+{
+        print_revision (PROGNAME, "$Revision$");
+        printf
+                ("Copyright (c) 2000 Didi Rieder/Karl DeBisschop\n\n"
+                 "This plugin is for testing a mysql server.\n");
+        print_usage ();
+        printf
+                ("\nThere are no required arguments. By default, the local database with\n"
+                 "a server listening on MySQL standard port %d will be checked\n\n"
+                 "Options:\n"
+                 " -d, --database=STRING\n"
+                 "   Check database with indicated name\n"
+                 " -H, --hostname=STRING or IPADDRESS\n"
+                 "   Check server on the indicated host\n"
+                 " -P, --port=INTEGER\n"
+                 "   Make connection on the indicated port\n"
+                 " -u, --username=STRING\n"
+                 "   Connect using the indicated username\n"
+                 " -p, --password=STRING\n"
+                 "   Use the indicated password to authenticate the connection\n"
+                 "   ==> IMPORTANT: THIS FORM OF AUTHENTICATION IS NOT SECURE!!! <==\n"
+                 "   Your clear-text password will be visible as a process table entry\n"
+                 " -h, --help\n"
+                 "    Print detailed help screen\n"
+                 " -V, --version\n" "    Print version information\n\n", MYSQL_PORT);
+        support ();
+}
+
+
+
+
+
+void
+print_usage (void)
+{
+        printf
+                ("Usage: %s [-d database] [-H host] [-P port] [-u user] [-p password]\n"
+                 "       %s --help\n"
+                 "       %s --version\n", PROGNAME, PROGNAME, PROGNAME);
+}